Monumento Natural de Montaña de Tejina Nature · Guía de Isora, Tenerife - Suroeste, Santa Cruz de Tenerife A protected area in the municipality of Guía de Isora, next to the Parque Natural de la Corona Forestal and to the part of the Parque Nacional del Teide that extends into the municipality. Photo: Javier Sanchez Portero (CC BY-SA 2.0) What to see and do in Guía de Isora